WikipediaA preferred gender pronoun or a personal gender pronoun (often abbreviated as PGP) is one of the third-person pronouns that an individual prefers that others use to identify that person's gender (or lack thereof). Declaration of preferred gender pronouns often proceeds in English as the subject pronoun, object pronoun, and possessive pronoun. For example, "he, him, his", "she, her, hers", or "they, them, theirs".
https://en.wikipedia.org/wiki/Preferred_gender_pronoun[https://en.m.wikipedia.org/wiki/Preferred_gender_pronoun]